April weather forecastGrassano, Italy
April
Weather in April
April is a refreshing spring month in Grassano, Italy, with temperature in the range of an average high of 18.3°C (64.9°F) and an average low of 8.1°C (46.6°F).Temperature
April brings a slight increase in the average high-temperature, progressing from a moderate 14.6°C (58.3°F) in March to a comfortable 18.3°C (64.9°F). Throughout April, a steady low-temperature average of 8.1°C (46.6°F) is noted.Humidity
In Grassano, the average relative humidity in April is 74%.Rainfall
April is the month with the most rainfall in Grassano. Rain falls for 17.3 days and accumulates 63mm (2.48") of precipitation.Snowfall
January through April, November and December are months with snowfall. April is the last month it regularly snows. During 0.2 snowfall days, in April, Grassano aggregates 10mm (0.39") of snow. Throughout the year, there are 6.8 snowfall days, and 79mm (3.11") of snow is accumulated.Daylight
In April, the average length of the day in Grassano is 13h and 19min.On the first day of April in Grassano, sunrise is at 06:37 and sunset at 19:19. On the last day of the month, sunrise is at 05:54 and sunset at 19:49 CEST.
Sunshine
In April, the average sunshine is 9.9h.UV index
The average daily maximum UV index in April is 4. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.Note: In April, a daily maximum UV index of 4 leads to the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Grassano, Italy
- Average high temperature in April: 18.3°C
The warmest month (with the highest average high temperature) is August (31.7°C).
The month with the lowest average high temperature is January (10.7°C).
- Average low temperature in April: 8.1°C
The month with the highest average low temperature is August (21.2°C).
The coldest month (with the lowest average low temperature) is January (4°C).
Average pressure in April
Grassano, Italy
- Average pressure in April: 1013.8mbar
The month with the highest atmospheric pressure is December (1017.8mbar).
The month with the lowest atmospheric pressure is July (1012.9mbar).
Average wind speed in April
Grassano, Italy
- Average wind speed in April: 11.9km/h
The windiest month (with the highest average wind speed) is February (14.7km/h).
The calmest months (with the lowest average wind speed) are August and September (9.9km/h).
Average humidity in April
Grassano, Italy
- Average humidity in April: 74%
The month with the highest relative humidity is January (80%).
The months with the lowest relative humidity are July and August (49%).
Average rainfall in April
Grassano, Italy
- Average rainfall in April: 63mm
The wettest month (with the highest rainfall) is April (63mm).
The driest month (with the least rainfall) is August (19mm).
Average rainfall days in April
Grassano, Italy
- Average rainfall days in April: 17.3 days
The months with the highest number of rainy days are April and May (17.3 days).
The month with the least rainy days is August (7.3 days).
Average snowfall in April
Grassano, Italy
- Average snowfall in April: 10mm
The month with the highest snowfall is February (30mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in April
Grassano, Italy
- Average snowfall days in April: 0.2 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in April /
Average sunshine in April
Grassano, Italy
- Average daylight in April: 13h and 18min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in April: 9h and 54min
The months with the most sunshine are July and August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).
Average sunshine days in April
Grassano, Italy
- Average sunshine days in April: 10.4 days
The month with the most sunshine days is August (21.6 days).
The month with the least sunshine days is February (10.3 days).
Average UV index in April
Grassano, Italy
- Average UV index in April: 4
The months with the highest UV index are July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in April
Grassano, Italy
- Average cloud cover in April: 33
The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 10).
Average visibility in April
Grassano, Italy
- Average visibility in April: 9km
The months with the highest visibility are May, June, July, August, September, October and December (10km).
The months with the lowest visibility are January, February, March, April and November (9km).





